2016518420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{197311}}^1$

素因数の和:197400

約数の個数: 48

約数和(自身を含む): 4905965568

約数和(自身を除く): 2889447148

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 73, 140, 146, 292, 365, 511, 730, 1022, 1460, 2044, 2555, 5110, 10220, 197311, 394622, 789244, 986555, 1381177, 1973110, 2762354, 3946220, 5524708, 6905885, 13811770, 14403703, 27623540, 28807406, 57614812, 72018515, 100825921, 144037030, 201651842, 288074060, 403303684, 504129605, 1008259210, 2016518420]

約数ペア:

[(1, 2016518420), (2, 1008259210), (4, 504129605), (5, 403303684), (7, 288074060), (10, 201651842), (14, 144037030), (20, 100825921), (28, 72018515), (35, 57614812), (70, 28807406), (73, 27623540), (140, 14403703), (146, 13811770), (292, 6905885), (365, 5524708), (511, 3946220), (730, 2762354), (1022, 1973110), (1460, 1381177), (2044, 986555), (2555, 789244), (5110, 394622), (10220, 197311)]